<html>
    <body align="center">
        流程控制
    </br>
    </body>
    <script>
        for(var i = 0 ; i < 100 ; i++ ){
            if(i == 99) break;
            document.write(" 你出错了,i =  " +i+ " <br/> ")
        }
    </script>
</html>